Added support for Mac's Cmd key.
Added support for Mac's Cmd key.

saisai/mooeditable,maruf-nc/mooeditable,rustemferreira/mooeditable,codylindley/mooeditable,LamCiuLoeng/mooeditable,rustemferreira/mooeditable,kod3r/mooeditable,LamCiuLoeng/mooeditable,cheeaun/mooeditable,codylindley/mooeditable,9618211/mooeditable,th3hunt/mooeditable,th3hunt/mooeditable,9618211/mooeditable,gaurav1981/mooeditable,RobertoMalatesta/mooeditable,saisai/mooeditable,maruf-nc/mooeditable,gaurav1981/mooeditable,kod3r/mooeditable,RobertoMalatesta/mooeditable